Find the domain of the composite function (g ? f)(x). Write the domain in interval notation.f(x) = 
, g(x) = x - 2
A. (-?, 0) ? (0, ?)
B. (-?, ?)
C. (-?, 0]
D. [0, ?)
Answer: A
Mathematics
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Perform the indicated operation and express in lowest terms.
÷ 
A. - 
B. 
C. 
D. 
Mathematics
Is the function graphed one-to-one?
A. Yes B. No
Mathematics
Find the limit.
(x3 + 5x2 - 7x + 1)
A. 29 B. does not exist C. 15 D. 0
Mathematics
Write the mixed number as an improper fraction.2
A. 
B. 
C. 
D. 
Mathematics